EP3255334A1 - Leuchtvorrichtung für kraftfahrzeuge mit integriertem schutz gegen elektrostatische entladung - Google Patents

Leuchtvorrichtung für kraftfahrzeuge mit integriertem schutz gegen elektrostatische entladung Download PDF

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Publication number
EP3255334A1
EP3255334A1 EP17174296.8A EP17174296A EP3255334A1 EP 3255334 A1 EP3255334 A1 EP 3255334A1 EP 17174296 A EP17174296 A EP 17174296A EP 3255334 A1 EP3255334 A1 EP 3255334A1
Authority
EP
European Patent Office
Prior art keywords
substrate
protective element
electrically conductive
light
motor vehicle
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP17174296.8A
Other languages
English (en)
French (fr)
Other versions
EP3255334B1 (de
Inventor
Christophe Roger
Jérome JOBARD
Pierre PLACAIS
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Valeo Vision SAS
Original Assignee
Valeo Vision SAS
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Valeo Vision SAS filed Critical Valeo Vision SAS
Publication of EP3255334A1 publication Critical patent/EP3255334A1/de
Application granted granted Critical
Publication of EP3255334B1 publication Critical patent/EP3255334B1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
    • F21S41/10—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by the light source
    • F21S41/19—Attachment of light sources or lamp holders
    • F21S41/192—Details of lamp holders, terminals or connectors
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V23/00—Arrangement of electric circuit elements in or on lighting devices
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
    • B60Q1/00—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor
    • B60Q1/02—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments
    • B60Q1/04—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
    • F21S41/10—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by the light source
    • F21S41/19—Attachment of light sources or lamp holders
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S43/00—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights
    • F21S43/10—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by the light source
    • F21S43/13—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by the light source characterised by the type of light source
    • F21S43/14—Light emitting diodes [LED]
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S43/00—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights
    • F21S43/10—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by the light source
    • F21S43/19—Attachment of light sources or lamp holders
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S43/00—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights
    • F21S43/20—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by refractors, transparent cover plates, light guides or filters
    • F21S43/26—Refractors, transparent cover plates, light guides or filters not provided in groups F21S43/235 - F21S43/255
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S45/00—Arrangements within vehicle lighting devices specially adapted for vehicle exteriors, for purposes other than emission or distribution of light
    • F21S45/10—Protection of lighting devices
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S45/00—Arrangements within vehicle lighting devices specially adapted for vehicle exteriors, for purposes other than emission or distribution of light
    • F21S45/40—Cooling of lighting devices
    • F21S45/47—Passive cooling, e.g. using fins, thermal conductive elements or openings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
    • F21V29/85—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems characterised by the material
    • F21V29/89—Metals
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K1/00—Printed circuits
    • H05K1/02—Details
    • H05K1/0213—Electrical arrangements not otherwise provided for
    • H05K1/0254—High voltage adaptations; Electrical insulation details; Overvoltage or electrostatic discharge protection ; Arrangements for regulating voltages or for using plural voltages
    • H05K1/0257—Overvoltage protection
    • H05K1/0259—Electrostatic discharge [ESD] protection
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K9/00—Screening of apparatus or components against electric or magnetic fields
    • H05K9/0067—Devices for protecting against damage from electrostatic discharge
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
    • F21S41/20—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by refractors, transparent cover plates, light guides or filters
    • F21S41/285—Refractors, transparent cover plates, light guides or filters not provided in groups F21S41/24 - F21S41/2805

Definitions

  • the invention relates to the field of light devices for a motor vehicle.
  • the invention particularly relates to such devices involving electronic components sensitive to electrostatic discharges, such as for example light emitting diodes.
  • the patent document US 2002/0151200 A1 describes a protective circuit element of an electronic device with respect to overloads occurring within the electronic circuit comprising a sensitive component. Such a system can only be useful if the overload can only occur at a predefined place of the circuit to be protected. Means capable of redirecting the overload to ground upstream of the sensitive component can then be integrated into the circuit to be protected. Such a solution is however not applicable to cases as described, in which an electrostatic discharge can take place randomly to an electronic circuit comprising one or more sensitive components. As the discharge can be performed on different parts of the circuit to be protected, this known solution does not solve the problem described.
  • the invention aims to overcome at least one of the problems posed by the prior art. More specifically, the object of the invention is to propose a light device having integrated protection of electronic components sensitive to electrostatic discharge.
  • the invention relates to a light device for a motor vehicle.
  • the device comprises a substrate on which at least one element of an electronic circuit is arranged.
  • the electronic circuit comprises at least one electronic component responsive to electrostatic discharge.
  • the device also includes a structure that is distinct from the substrate, capable of carrying electrical charges. The smallest distance between the structure and each element of the circuit is equal to D1.
  • the device further comprises an electrically conductive means electrically connected to the ground, that is to say to the zero reference potential.
  • the device is remarkable in that it comprises at least one electrostatic discharge protective element disposed on said structure and electrically connected thereto, the smallest distance between the protective element and the electrically conductive means, D2, being lower at D1.
  • the protective element can be arranged so that the distance between the protective element and the sensitive electronic component is greater than the distance between the protective element and the electrically conductive element connected to the ground, so that there is no flow of charges from the protective element to the component to be protected.
  • the protective element is located on a surface of said structure, said structure being oriented towards said substrate.
  • the distance D2 may be strictly less than 10 mm, while the distance D1 may be strictly greater than 10 mm.
  • the distance D2 is non-zero and there is no physical contact between the protective element and the electrically conductive means connected to the ground.
  • the elements of the electronic circuit may comprise electrically conductive tracks and electronic components connected to the tracks.
  • the protective element may preferably be a plastic element, at least a portion of its surface being coated with an electrically conductive layer. It may for example be a layer of copper, aluminum or a metal alloy comprising an electrically conductive metal.
  • the protective element may have a base and extends from this base, located at said structure, tapering to form a tip directed to said electrically conductive means connected to ground.
  • the electrically conductive means may preferably comprise an area of the substrate.
  • the device may comprise a metal part distinct from the substrate, for example a heat dissipation means such as a radiator, of which said electrically conductive means is part.
  • a heat dissipation means such as a radiator
  • the electrically conductive means may be an area of the surface of the substrate or said metal part.
  • the protective element may preferably comprise a metallic, electrically conductive material.
  • the protective element may be integral with said structure.
  • the protective element may preferentially be produced by deformation, in particular local, of the structure, for example at a location directly adjacent to the earth-bound electrically conductive means.
  • the protective element may preferably be a part which is secured to said structure.
  • the part can preferably be fixed to the structure by screwing or gluing.
  • the protective element may preferably be made or fixed on a zone devoid of optical and / or aesthetic role of said structure.
  • the substrate may preferably be the substrate of a PCB, PCB.
  • the substrate may preferably be planar.
  • the substrate may be the substrate of an interconnection device, MID, with a complex geometry.
  • the substrate of the interconnection device may be molded or machined.
  • the electronic component may be a light-emitting diode, LED, a laser diode, or an organic light-emitting diode, OLED.
  • the electronic circuit may comprise a plurality of LEDs, OLEDs or laser diodes sensitive to electrostatic discharges.
  • the electrical circuit may comprise a group comprising a plurality of electronic components sensitive to electrostatic discharges, the electronic components of this group being connected to each other.
  • the device may comprise a protective element associated with this group and which alone is designed to protect all the electronic components of this group.
  • the electrical circuit may comprise a plurality of groups each comprising a plurality of electronic components sensitive to electrostatic discharges, the electronic components of each group being connected to each other.
  • the device may comprise a plurality of protective elements, each protective element being bijectively associated with one of the groups and being alone arranged to protect all the electronic components of this group.
  • the structure capable of carrying electrical charges may preferably be an element of the ice of the luminous device. It may in particular be a metallized plastic part and likely to carry electrical charges.
  • the part can preferably be aluminized.
  • the device can be a searchlight or a rear light of a motor vehicle.
  • the "lightning rod" effect obtained by the provisions of the present invention makes it possible to reduce the production costs of a light device for a motor vehicle, while at the same time ensuring protection of the electronic components that are sensitive to electrostatic discharge in a sustainable way.
  • the measures of the invention define a path of low impedance between the structure that can be charged, by means of the protective element connected thereto, and an electrically grounded zone, thus favoring the creation of discharge arcs. between the protection element on the one hand and the zone connected to the ground on the other hand.
  • the device promotes an electrostatic discharge between the protection element which is electrically connected to the structure capable of carrying electrical charges, and the zone connected to the mass, with respect to the elements of the electronic circuit.
  • the longevity of the electronic components and the device are therefore increased and the complexity of the electronic circuits involved is at the same time reduced compared to known solutions.
  • One or more protection elements, easy to produce, and positioned according to the provisions of the invention are capable of protecting a plurality of such light sources against random electrostatic discharges for example from charges accumulated on one side of an ice of the device.
  • the light sources of a light device for a motor vehicle are powered by a source of current internal to the vehicle, such as the battery of the vehicle, and by means of a power control device comprising in general at least one converter.
  • a power control device comprising in general at least one converter.
  • Suitable converters are in themselves known in the state of the art and are able to convert a DC input voltage into a different output DC voltage, adapted to the power supply of the light source or sources of the device.
  • a light device may also comprise, in a known manner, optical means intended to guide the light rays emitted by the light source (s) of the device. It may for example be optical lenses and / or waveguides.
  • a device according to the invention can furthermore achieve one or more light functions of the motor vehicle in which it is installed. It may for example be a non-limiting way functions daytime running lights, high beam or direction indicator.
  • the figure 1 shows a schematic illustration of the elements of a device 100 according to a preferred embodiment of the invention.
  • the device comprises a substrate 110 which supports a circuit 120. It may for example be a generally flat printed circuit board, PCB ("printed circuit board"), or other substrates per se known in the art.
  • the electronic circuit 120 comprises conductive tracks 122 and components 124 connected by the conductive tracks. By way of non-limiting example, a light-emitting diode 124, LED, is illustrated.
  • the illustrated substrate only supports one circuit, it can also include several disjoint circuits performing different functions.
  • the formation of conductive tracks on a substrate and the attachment of the components to the substrate are per se known in the art and will not be described in detail in the context of the present invention.
  • the device also comprises a structure 130 which is capable of carrying, at least temporarily, electric charges.
  • This is for example an element of the ice of the light device, which can be electrically charged when driving the vehicle by friction with the outside air. It can also be a hubcap device.
  • the structure 130 is shown as planar. The structure can nevertheless have different and more complex geometries. For example, the structure may have a curved geometry in at least one direction. The smallest distance between the substrate that supports the circuit 120 and the structure 130 is indicated by the measurement D1. The distance in question is considered between all the points of the surface of the structure and all the points of the circuit to be protected.
  • a protective element or protection element 140 and an electrically powered means 150 conductor are provided.
  • the sole purpose of the protection element 140 is to protect the electronic circuit 120 against electrostatic discharges.
  • the protective element 140 may be integral with the structure 130 which is preferably plastic and at least the surface directed towards the substrate 110 is aluminized or metallized.
  • the protective element 140 may in particular be the result of a local deformation of the structure 130.
  • the protective element is arranged so as not to impair the optical or aesthetic functions of the structure 130. In the case illustrated, it is a separate part electrically conductive connected to the structure 130, so that static electrical charges accumulated on the structure 130 can migrate to the protective element 140.
  • the fixing is carried out by gluing, by screwing or by other suitable means.
  • the protective member extends from the surface of the structure 130 which is directed toward the substrate 110 to an electrically conductive member 150, which is grounded.
  • the arrangement of the protective element 140 and of this element 150 connected to the ground is such that the distance D2 which separates them is non-zero and strictly inferior to the distance D1.
  • the distance D2 is strictly less than 10 mm, while the distance D1 is strictly greater than 10 mm.
  • this dimensioning is not limiting to the provisions of the invention.
  • An electrical load of the structure 130 seeks the path of least impedance to evacuate. Using the provisions of the invention, this path includes the protection element 140 and the zone 150 which is electrically connected to zero potential or ground.
  • An electrical charge of the structure is discharged by an electric arc between the structure 130, through the protective element 140, and the zone 150, from which it is discharged to ground. Such a discharge is thus diverted from the circuit 120 without passing through the components 124 or the conductive tracks 122. The protection of the circuit 120 is thus ensured without the addition of additional electronic components in the circuit.
  • the invention applies analogously to more complex geometries, both at the level of the potentially load-bearing structure and at the level of the substrate supporting the electronic circuit to be protected.
  • An example is illustrated by the cut of the figure 2 wherein the circuit 220 comprising conductive tracks and an LED 224 is part of a molded interconnect device (MID) 210 or molded or machined interconnection device.
  • MID molded interconnect device
  • the production of such devices is in itself known in the art, and it allows in particular to produce electronic circuits on substrates with complex geometry.
  • the illustrated device 200 comprises heat dissipation means 260, such as a metal radiator.
  • the heat dissipation means are connected to ground and are able to dissipate the heat produced by the components of the electronic circuit 220.
  • the protection element 240 is fixed to the load-carrying structure 230 and extends towards a surface area 250 of the metal radiator 260 which is connected to ground.
  • the metal radiator 260 which is connected to ground.
  • the embodiment illustrated by the schematic drawing of the figure 3 is similar to the layout shown by the figure 1 . Nevertheless, the protection element 340 is integral with the structure 330.
  • the protective element has a picot-like shape having an enlarged base and tapering away from the structure 330, to form a directed tip to the conductive zone 350 connected to ground.
  • the zone 350 is in this embodiment formed by a conductive pad on the substrate 310 which carries the electronic circuit to be protected.
  • the distance D2 between the tip of the element 350, which has a concentration of static electric charges, and the zone 350 is smaller than the distance D1 as defined previously, so that the charges accumulated in the The tip flows by forming an arc between the point and the zone 350 without passing through the components of the electronic circuit 320.
  • the protective element or elements are able to protect any electronic circuit disposed on one or more substrates, provided that the distance D2 as defined is less than the smallest distance between the structure likely to to be charged and each element of each of the circuits to be protected.

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Mechanical Engineering (AREA)
  • Elimination Of Static Electricity (AREA)
  • Led Device Packages (AREA)
  • Lighting Device Outwards From Vehicle And Optical Signal (AREA)
EP17174296.8A 2016-06-09 2017-06-02 Leuchtvorrichtung für kraftfahrzeuge mit integriertem schutz gegen elektrostatische entladung Active EP3255334B1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1655313A FR3052538B1 (fr) 2016-06-09 2016-06-09 Dispositif lumineux pour un vehicule automobile integrant des moyens de protection contre des decharges electrostatiques

Publications (2)

Publication Number Publication Date
EP3255334A1 true EP3255334A1 (de) 2017-12-13
EP3255334B1 EP3255334B1 (de) 2020-09-02

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
EP17174296.8A Active EP3255334B1 (de) 2016-06-09 2017-06-02 Leuchtvorrichtung für kraftfahrzeuge mit integriertem schutz gegen elektrostatische entladung

Country Status (4)

Country Link
US (1) US10119677B2 (de)
EP (1) EP3255334B1 (de)
CN (1) CN107489956A (de)
FR (1) FR3052538B1 (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3090076A1 (fr) * 2018-12-12 2020-06-19 Valeo Vision Belgique Dispositif lumineux comportant un circuit électronique protégé par une cage de Faraday

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7285055B2 (ja) * 2018-09-21 2023-06-01 株式会社小糸製作所 車両用灯具
US11877412B2 (en) 2019-07-17 2024-01-16 Hitachi Astemo, Ltd. Electronic control device
JP7476831B2 (ja) * 2021-03-22 2024-05-01 豊田合成株式会社 Ｌｅｄ照明装置

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE202007011255U1 (de) * 2007-08-10 2007-11-29 Hella Kgaa Hueck & Co. Beleuchtungseinrichtung für Fahrzeuge
DE102010040558A1 (de) * 2010-09-10 2012-03-15 Robert Bosch Gmbh Steuergerät und Verfahren zum Entwerfen einer Leiterplatte eines Steuergeräts

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2527264B2 (ja) * 1990-08-28 1996-08-21 株式会社小糸製作所 自動車用ヘッドランプ
JP3195215B2 (ja) * 1995-12-28 2001-08-06 株式会社小糸製作所 自動車用ヘッドランプ
CN1084457C (zh) * 1997-01-16 2002-05-08 本田技研工业株式会社 车辆用前照灯
US20020151200A1 (en) * 2000-02-18 2002-10-17 Edwin Fauser Device for protecting an electric and/or electronic component arranged on a carrier substrate against electrostatic discharges
US7522401B2 (en) * 2006-05-26 2009-04-21 Intel Corporation Static dissipative layer system and method
JP2008166099A (ja) * 2006-12-28 2008-07-17 Fuji Xerox Co Ltd 回路基板および電子部品
WO2012168834A1 (en) * 2011-06-08 2012-12-13 Koninklijke Philips Electronics N.V. Diode lighting arrangement
DE102012215557A1 (de) * 2012-09-03 2014-03-06 Robert Bosch Gmbh Überspannungsschutzvorrichtung für eine elektrische Maschine
JP6441652B2 (ja) * 2014-02-12 2018-12-19 株式会社小糸製作所 車両用灯具
FR3032664B1 (fr) * 2015-02-13 2017-03-03 Valeo Vision Dispositif lumineux pour un vehicule automobile integrant des moyens de protection contre des decharges electrostatiques

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE202007011255U1 (de) * 2007-08-10 2007-11-29 Hella Kgaa Hueck & Co. Beleuchtungseinrichtung für Fahrzeuge
DE102010040558A1 (de) * 2010-09-10 2012-03-15 Robert Bosch Gmbh Steuergerät und Verfahren zum Entwerfen einer Leiterplatte eines Steuergeräts

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3090076A1 (fr) * 2018-12-12 2020-06-19 Valeo Vision Belgique Dispositif lumineux comportant un circuit électronique protégé par une cage de Faraday

Also Published As

Publication number Publication date
FR3052538B1 (fr) 2018-07-20
US20170356619A1 (en) 2017-12-14
EP3255334B1 (de) 2020-09-02
US10119677B2 (en) 2018-11-06
CN107489956A (zh) 2017-12-19
FR3052538A1 (fr) 2017-12-15

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